JPH0224333B2 - - Google Patents

Info

Publication number
JPH0224333B2
JPH0224333B2 JP56027431A JP2743181A JPH0224333B2 JP H0224333 B2 JPH0224333 B2 JP H0224333B2 JP 56027431 A JP56027431 A JP 56027431A JP 2743181 A JP2743181 A JP 2743181A JP H0224333 B2 JPH0224333 B2 JP H0224333B2
Authority
JP
Japan
Prior art keywords
point
light
luminous intensity
reference axis
center
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP56027431A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57141530A (en
Inventor
Makoto Yamanoi
Atsuhiko Murata
Kazuki Takahashi
Tomizo Saida
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koito Manufacturing Co Ltd
Original Assignee
Koito Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koito Manufacturing Co Ltd filed Critical Koito Manufacturing Co Ltd
Priority to JP56027431A priority Critical patent/JPS57141530A/ja
Publication of JPS57141530A publication Critical patent/JPS57141530A/ja
Publication of JPH0224333B2 publication Critical patent/JPH0224333B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/02—Testing optical properties
    • G01M11/06—Testing the alignment of vehicle headlight devices

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
JP56027431A 1981-02-26 1981-02-26 Deciding method of irradiation reference axis for head light of car Granted JPS57141530A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56027431A JPS57141530A (en) 1981-02-26 1981-02-26 Deciding method of irradiation reference axis for head light of car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56027431A JPS57141530A (en) 1981-02-26 1981-02-26 Deciding method of irradiation reference axis for head light of car

Publications (2)

Publication Number Publication Date
JPS57141530A JPS57141530A (en) 1982-09-01
JPH0224333B2 true JPH0224333B2 (enExample) 1990-05-29

Family

ID=12220912

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56027431A Granted JPS57141530A (en) 1981-02-26 1981-02-26 Deciding method of irradiation reference axis for head light of car

Country Status (1)

Country Link
JP (1) JPS57141530A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2525916Y2 (ja) * 1990-03-29 1997-02-12 アンリツ株式会社 計量装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6280787A (ja) * 1985-10-04 1987-04-14 Omron Tateisi Electronics Co 光照射領域位置検出装置
JPS6280788A (ja) * 1985-10-04 1987-04-14 Omron Tateisi Electronics Co 光照射方向制御装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2525916Y2 (ja) * 1990-03-29 1997-02-12 アンリツ株式会社 計量装置

Also Published As

Publication number Publication date
JPS57141530A (en) 1982-09-01

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